This 20ft x 10ft windowless premier groundsman apex workshop is the ideal large workshop perfect for storage this large workshop has a spacious interior ideal for storing heavy garden items such as lawnmowers or barbecues this building does not have any windows which help increase its security this workshop is clad with high quality 12mm tongue and groove timbers tongue and groove interlocks to create a strong and weatherproof panel the floor and roof of this building is made from tongue